《观花植物检索表》word版

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1、中国农业大学东校区春季开花植物花器官分类检索表得10分。1草本········································································21木本········································································42雄蕊背部具细管状距···················································紫花地丁2花不具距·····································

2、·······························33头状花序·······························································蒲公英3总状花序·······························································二月兰4花瓣合生····································································54花瓣离生··································

3、··································75花瓣颜色为紫色或白色·····················································丁香5花瓣颜色为黄色······························································66花冠通常6裂···························································迎春花6花冠通常4裂·······································

4、······················连翘7假蝶形花冠··································································87非假蝶形花冠································································98单叶互生，心形，全缘（叶缘有增厚的透明边），光滑无毛·····················紫荆8成下垂的总状花序，叶广卵圆形，先端急尖，基部截形或浅心形，背面有短绒毛，脉上毛较多··························

5、·······································垂丝紫荆9花叶同放···································································桃9花叶不同放·································································1010先花后叶··································································1110先叶后花··················

6、················································1711雄蕊和雌蕊均多数，分离，螺旋状排列于柱状花托上····························1211无柱状花托································································1412花大，花萼、花瓣相似，共9片，纯白色····································玉兰12花大，花瓣6片，萼片3······································

7、···············1313花瓣外面紫色，里面近白色··············································紫玉兰13花瓣外面多淡紫色，基部色较深，里面白色······························二乔玉兰14花单生····································································1514花簇生·······························································